package com.adong.juc;

import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

/**
 * CyclicBarrier 循环栅栏
 * 集齐7颗龙珠就可以召唤神龙
 */
public class CyclicBarrierDemo {
    public static void main(String[] args) {
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7, () -> {

            System.out.println("集齐7颗龙珠就可以召唤神龙");
        });

        for (int i = 1; i <= 7; i++) {
            new Thread(() -> {

                try {
                    System.out.println(Thread.currentThread().getName() + "\t"+ "星龙珠被收集");
                    cyclicBarrier.await();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            }, String.valueOf(i)).start();
        }


    }
}
